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Compriband Ali-Tape PB

ME402 is a high performance sealant tape Intended for the internal & external sealing & repair of joints & overlaps in a wide variety of applications which includes, shop fitting, facades, conservatories & air conditioning.


ME402 Compriband Ali-Tape PB is intended for the internal and external sealing and repair of joints and overlaps in a wide variety of applications which includes, amongst others: shop fitting, facades, conservatories, air conditioning, and ventilation.

  • Tear resistant
  • Weather and UV resistant
  • Highly impermeable to water vapour and other gases
  • Adheres without primer to many different substrates
  • Simple, effective & easy to apply

Usage Guidelines

  • Surfaces must be clean and free from dirt, loose material, grease and oils.
  • It is recommended that rough or porous surfaces and overlaps are first treated with ME901 Butyl Primer or ME902 Butyl Spray Primer which will assist initial adhesion.

Technical data

PropertyTest MethodResult
Thickness 1.2 mm
Density 1.5 g/cm³
Volatiles  0
Continuous Operating Temperature -40°C to +80°C 
Installation Temperature +5°C to +40°C
Flammability RatingDIN 4102 BB2
Water Vapour Diusion DIN 53122 µ = 645,000 
Storage  Store in shaded dry conditions between +10°C and 25°C
Shelf Life 12 months when stored as recommended in original unopened containers

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